C#怎么实现窗体顶部排列在一起？如图

大神，求帮忙，C#怎么实现窗体顶部排列在一起？就是，后面的开的窗体会一次地增加在后面，然后点击X就可以关闭，怎么实现的？ --------------------编程问答-------------------- http://www.cnblogs.com/island/archive/2008/12/02/mditab.html

http://www.actiprosoftware.com/products/controls/windowsforms/docking/mdi

https://www.devexpress.com/Products/NET/Controls/WinForms/Bars/mdi.xml --------------------编程问答-------------------- 关注下
http://www.cnblogs.com/island/archive/2008/12/02/mditab.html --------------------编程问答--------------------

引用 1 楼 caozhy 的回复:

http://www.cnblogs.com/island/archive/2008/12/02/mditab.html

http://www.actiprosoftware.com/products/controls/windowsforms/docking/mdi

https://www.devexpress.com/Products/NET/Controls/WinForms/Bars/mdi.xml

补充：.NET技术 ,  C#